SP Nutrition Magnesium Bisglycinate Gummies 400mg

Our verdict

SP Nutrition Magnesium Bisglycinate Gummies 400mg works out to $0.52 per serving of magnesium glycinate, at 400mg per serving in gummy form. That puts it above the median of the 40 magnesium glycinate products we can price per dose, where the typical serving costs $0.16, a Value Index of 0.3 where the median product is 1.0. One container lasts 60 days at the label dose of 1 serving a day, about $15.50 a month. We could not verify a third-party certification for SPNutrition in a public registry. Worked out from the current retail price as of 2026-11-13; confirm the live price on Amazon.com before buying.